Home / 134,000.12-184,911.87-73,570.42

Finding the Fourth Proportional to 134,000.12, 184,911.87 and 73,570.42

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Solution

The fourth proportional to 134,000.12, 184,911.87 and 73,570.42 is: 101,522.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,000.12 : 184,911.87 = 73,570.42 : x
  2. Step 2: Convert to fraction form
    134,000.12/184,911.87 = 73,570.42/x
  3. Step 3: Cross multiply
    134,000.12x = 184,911.87 × 73,570.42
  4. Step 4: Simplify right side
    134,000.12x = 13,604,043,938.89
  5. Step 5: Solve for x
    x = 13,604,043,938.89/134,000.12
  6. Step 6: Final answer
    x = 101,522.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.